package com.ncu.gulimall.seckill.interceptor;

import com.ncu.gulimall.common.constant.AuthServerConstant;
import com.ncu.gulimall.common.vo.MemberRespVo;
import org.springframework.stereotype.Component;
import org.springframework.util.AntPathMatcher;
import org.springframework.web.servlet.HandlerInterceptor;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

@Component
public class LoginUserInterceptor implements HandlerInterceptor {

    public static ThreadLocal<MemberRespVo> loginUser = new ThreadLocal<MemberRespVo>();

    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {

        //放行一些服务间的请求调用
        AntPathMatcher matcher = new AntPathMatcher();
        boolean match = matcher.match("/kill", request.getRequestURI());
        if (match) {
            MemberRespVo attribute = (MemberRespVo) request.getSession().getAttribute(AuthServerConstant.LOGIN_USER);
            if (attribute != null) {
                //已经登陆
                loginUser.set(attribute);
                return true;
            } else {
                //没登录就去登陆
                request.getSession().setAttribute("msg", "请先进行登陆");
                response.sendRedirect("http://auth.gulimall.com/login.html");
                return false;
            }
        }

        return true;

    }
}
